| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] and [noun] system for | 18 |
|
| 2 | [noun sg] and [noun] system for | 16 |
|
| 3 | and [noun] system for [adj] | 8 |
|
| 4 | and [noun] system for [noun] | 7 |
|
| 5 | and [noun] system for [noun sg] | 6 |
|
